david says a doctor suggested using marijuana. and is convinced the pot has saved his son's life. >> it was really a life or death situation. if i were you i would try anything to save your son's life. when you see your kid suffer every single day. my son had a seizure every single day for four-and-a-half-years. i'm getting my son back from being a zombie to becoming a human again. >> david says his son has made a remarkable improvement. but modesto police are investigating him. becase they say david's giving the marijuana to his son without a prescription. >>pam: jacqueline? >>jacqueline: temperatures in the 60s. with just a few degrees in difference in san francisco, san modesto, fremont. as we take a live look from the golden gate bridge this evening the visibility not that bad. but the fog is expected and it will be pretty dense. current conditions, in the 40's. it will also be chilly. where were could expect fog toward >> coming up this chore of the banks of coyote creek. on this next edition of people behaving badly. look at